Home / 1,198,253.57-1,653,581.54-654,389.54

Finding the Fourth Proportional to 1,198,253.57, 1,653,581.54 and 654,389.54

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Solution

The fourth proportional to 1,198,253.57, 1,653,581.54 and 654,389.54 is: 903,052.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,253.57 : 1,653,581.54 = 654,389.54 : x
  2. Step 2: Convert to fraction form
    1,198,253.57/1,653,581.54 = 654,389.54/x
  3. Step 3: Cross multiply
    1,198,253.57x = 1,653,581.54 × 654,389.54
  4. Step 4: Simplify right side
    1,198,253.57x = 1,082,086,456,681.16
  5. Step 5: Solve for x
    x = 1,082,086,456,681.16/1,198,253.57
  6. Step 6: Final answer
    x = 903,052.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.